diff options
Diffstat (limited to 'lib/CodeGen/RegAllocBasic.cpp')
| -rw-r--r-- | lib/CodeGen/RegAllocBasic.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/RegAllocBasic.cpp b/lib/CodeGen/RegAllocBasic.cpp index dd5049898d..d92d80f181 100644 --- a/lib/CodeGen/RegAllocBasic.cpp +++ b/lib/CodeGen/RegAllocBasic.cpp @@ -278,6 +278,7 @@ void RegAllocBase::assign(LiveInterval &VirtReg, unsigned PhysReg) { << " to " << PrintReg(PhysReg, TRI) << '\n'); assert(!VRM->hasPhys(VirtReg.reg) && "Duplicate VirtReg assignment"); VRM->assignVirt2Phys(VirtReg.reg, PhysReg); + MRI->setPhysRegUsed(PhysReg); PhysReg2LiveUnion[PhysReg].unify(VirtReg); ++NumAssigned; } |